Ranasinghe, L.L.2022-02-092022-02-092003Annals of the Sri Lanka Department of Agriculture, 5:p.199-205https://dl-doa.nsf.gov.lk/handle/1/4178PLANT PROTECTIONHerbicidesIntegrated weed managementRiceEvaluation of factors responsible for low efficacy of farmer's weed management practices in rice cultivationArticle